Tracing back debris to find Flight 370 may prove impossible WELLINGTON, New Zealand (AP) -- If it's confirmed that a wing fragment found on a remote island in the Indian Ocean is from Malaysia Airlines Flight 370, lost more than 500 days ago, could scientists use their knowledge of ocean currents to trace back its path and pinpoint the bulk of the wreck?...

Amid California drought, fears rise of trees dying, falling LOS ANGELES (AP) -- As Californians and the communities they live in cut back water use and let lawns turn brown, arborists and state officials are worrying about a potentially dangerous ripple effect: City trees going neglected and becoming diseased or even falling....

With protest over, Shell prepares for Arctic Ocean drilling ANCHORAGE, Alaska (AP) -- Hours after a repaired Shell icebreaker eased past protesters in Oregon to join an Arctic drilling operation, the oil giant used other vessels in its flotilla to begin excavating off the coast of Alaska in hopes of confirming the presence of billions of barrels of crude below the ocean floor....

Highly active volcano erupts on Reunion amid media frenzy PITON DE LA FOURNAISE, Reunion (AP) -- Journalists arriving this week to the Indian Ocean island Reunion to report about the discovery of a jet wing fragment were met with another spectacular sight: the eruption of one of the Earth's most active volcanoes....